declare some tests as expensive.

itests/deadlines_test.go

@@ -54,6 +54,8 @@ import (
 // * asserts that miner B loses power
 // * asserts that miner D loses power, is inactive
 func TestDeadlineToggling(t *testing.T) {
+	kit.Expensive(t)
+
 	_ = logging.SetLogLevel("miner", "ERROR")
 	_ = logging.SetLogLevel("chainstore", "ERROR")
 	_ = logging.SetLogLevel("chain", "ERROR")

itests/kit/run.go

@@ -0,0 +1,20 @@
+package kit
+
+import (
+	"os"
+	"testing"
+)
+
+// EnvRunExpensiveTests is the environment variable that needs to be present
+// and set to value "1" to enable running expensive tests outside of CI.
+const EnvRunExpensiveTests = "LOTUS_RUN_EXPENSIVE_TESTS"
+
+// Expensive marks a test as expensive, skipping it immediately if not running an
+func Expensive(t *testing.T) {
+	switch {
+	case os.Getenv("CI") == "true":
+		return
+	case os.Getenv(EnvRunExpensiveTests) != "1":
+		t.Skipf("skipping expensive test outside of CI; enable by setting env var %s=1", EnvRunExpensiveTests)
+	}
+}

itests/sector_terminate_test.go

@@ -17,6 +17,8 @@ import (
 )
 
 func TestTerminate(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	const blocktime = 2 * time.Millisecond

itests/wdpost_dispute_test.go

@@ -22,6 +22,8 @@ import (
 )
 
 func TestWindowPostDispute(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	b := kit.MockMinerBuilder
@@ -249,6 +251,8 @@ func TestWindowPostDispute(t *testing.T) {
 }
 
 func TestWindowPostDisputeFails(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	b := kit.MockMinerBuilder

itests/wdpost_test.go

@@ -22,6 +22,8 @@ import (
 )
 
 func TestWindowedPost(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	var (
@@ -259,6 +261,8 @@ func testWindowPostUpgrade(t *testing.T, b kit.APIBuilder, blocktime time.Durati
 }
 
 func TestWindowPostBaseFeeNoBurn(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	var (
@@ -314,6 +318,8 @@ waitForProof:
 }
 
 func TestWindowPostBaseFeeBurn(t *testing.T) {
+	kit.Expensive(t)
+
 	kit.QuietMiningLogs()
 
 	ctx, cancel := context.WithCancel(context.Background())